Syed Quadri, MD, thoracic surgeon at UMass Memorial Medical Center and assistant professor of surgery at the University of Massachusetts Medical School, answers your questions about lung cancer, the importance of early diagnosis, the different stages of cancer, the best treatment options , minimally invasive surgery and more. He is known by patients and colleagues as a highly skilled surgeon and a compassionate doctor. He sees patients in Worcester and in Leominster and works closely with primary care doctors and other physicians across the region to make sure their lung cancer patients receive the best care possible. Learn more about our Ask the Expert sessions: http://www.umassmemorial.org/asktheexpert